physiological curvature
...生理曲度 [gap=2069]omplex of posterior spinous process;single opendoor laminoplasty;axial symptom;physiological curvature ...
cervical physiological curve
Physiologic flexure degree change
我们的人体端坐或站立时,包绕于内的椎骨在其中段有向前向后凸出的弧度,这一弧形凸起,在医学上称为脊椎的生理曲度。正常值是12±5mm。可增加颈椎的弹性,防止大脑的损伤。但肌肉扭伤、颈椎病、脊柱炎等可能使颈椎生理曲度变直。